Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As Wiri, New Zealand, transitions from November to December, the average high-temperatures adjust to a pleasant 20.5°C (68.9°F), nearly the same as the previous 18.1°C (64.6°F). The low-temperature in Wiri averages to a moderate 15°C (59°F) during the nights of December.Humidity
The average relative humidity in December in Wiri, New Zealand, is 79%.Rainfall
In Wiri, during December, the rain falls for 13.7 days and regularly aggregates up to 53mm (2.09") of precipitation. Throughout the year, there are 174 rainfall days, and 593mm (23.35") of precipitation is accumulated.Daylight
December has the longest days of the year in Wiri, New Zealand, with an average of 14h and 42min of daylight.On the first day of December, sunrise is at 5:54 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:43 pm NZDT.
Sunshine
December has the most sunshine of the year, with an average of 7.8h of sunshine.UV index
The months with the highest UV index in Wiri, New Zealand, are January through April and December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 in December converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the average December temperature in Wiri?
What is the average humidity in December in Wiri?
How many days does it rain in December in Wiri?
When are the longest days in Wiri?
How many hours of daylight does Wiri have in December?
When is the sunrise / sunset in December in Wiri?
What month has the most sunshine in Wiri?
How long on average sun shines in December in Wiri?
When is the highest UV index in Wiri?
What is the UV index reading in December in Wiri?
Average temperature in December
Wiri, New Zealand
- Average high temperature in December: 20.5°C
The warmest month (with the highest average high temperature) is February (22.7°C).
The month with the lowest average high temperature is July (13.8°C).
- Average low temperature in December: 15°C
The month with the highest average low temperature is February (16.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in December
Wiri, New Zealand
- Average pressure in December: 1015.5mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is September (1014.7mbar).
Average wind speed in December
Wiri, New Zealand
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is September (18.5km/h).
The calmest month (with the lowest average wind speed) is February (13.2km/h).
Average humidity in December
Wiri, New Zealand
- Average humidity in December: 79%
The months with the highest relative humidity are August and September (80%).
The months with the lowest relative humidity are January and November (77%).
Average rainfall in December
Wiri, New Zealand
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is March (31mm).
Average rainfall days in December
Wiri, New Zealand
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is February (10.8 days).
Average daylight in December /
Average sunshine in December
Wiri, New Zealand
- Average daylight in December: 14h and 4min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 42min).
- Average sunshine in December: 7h and 5min
The month with the most sunshine is December (Average sunshine: 7h and 48min).
The months with the least sunshine are August and September (Average sunshine: 6h and 12min).
Average sunshine days in December
Wiri, New Zealand
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is January (16.6 days).
The month with the least sunshine days is August (10.1 days).
Average UV index in December
Wiri, New Zealand
- Average UV index in December: 5
The months with the highest UV index are January, February, March, April and December (UV index 5).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in December
Wiri, New Zealand
- Average cloud cover in December: 47
The month with the most cloud cover is September (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 41).
Average visibility in December
Wiri, New Zealand
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Wiri, New Zealand
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